What was the significance of the sinking of lusitania?

Which did president carter refuse to do in his attempt to free american hostages taken by iran?

What was true about sharecropping? a. landowner provided free tools and seeds.b. workers could leave the land if they failed to make money.c. landowners often took advantage of workers.d. workers received ownership of the land they farmed after a set number of years.

What tactic did palestinians use against israel in 1987